Question

The least number that is divisible by all the numbers from 1 to 10is

Answer 1

We should find the LCM

Find the prime factors of each numbers

1=1

2=2

3=3

4=2*2

5=5

6=3*2

7=7

8=2*2*2

9=3*3

10=2*5

find the highest exponents and multiply

2*2*2*3*3*5*7=2520